Home / 25,194.51-34,770.45-13,866.15

Finding the Fourth Proportional to 25,194.51, 34,770.45 and 13,866.15

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Solution

The fourth proportional to 25,194.51, 34,770.45 and 13,866.15 is: 19,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,194.51 : 34,770.45 = 13,866.15 : x
  2. Step 2: Convert to fraction form
    25,194.51/34,770.45 = 13,866.15/x
  3. Step 3: Cross multiply
    25,194.51x = 34,770.45 × 13,866.15
  4. Step 4: Simplify right side
    25,194.51x = 482,132,275.27
  5. Step 5: Solve for x
    x = 482,132,275.27/25,194.51
  6. Step 6: Final answer
    x = 19,136.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.